/*
 * Thickbox 3.1 - One Box To Rule Them All.
 * By Cody Lindley (http://www.codylindley.com)
 * Copyright (c) 2007 cody lindley
 * Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
*/
(function($) {
	$.fn.thickbox = function(){
		return this.each(function(){
			$(this).click(function(){
				var t = this.title || this.name || null;
				var a = this.href || this.alt;
				var g = this.rel || false;
				tb_show(t,a,g);
				this.blur();
				return false;
			});
		});
	};

	var tb_pathToImage = "images/loadingAnimation.gif";
	
	/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/
	function tb_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link
	
		try {
			if (typeof document.body.style.maxHeight === "undefined") {//if IE 6
				$("body","html").css({height: "100%", width: "100%"});
				$("html").css("overflow","hidden");
				if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
					$("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
					$("#TB_overlay").click(tb_remove);
				}
			}else{//all others
				if(document.getElementById("TB_overlay") === null){
					$("body").append("<div id='TB_overlay'></div><div id='TB_window'></div>");
					$("#TB_overlay").click(tb_remove);
				}
			}
			
			if(tb_detectMacXFF()){
				$("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
			}else{
				$("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
			}
			
			if(caption===null){caption="";}
			$("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
			$('#TB_load').show();//show loader
			
			var baseURL;
		   if(url.indexOf("?")!==-1){ //ff there is a query string involved
				baseURL = url.substr(0, url.indexOf("?"));
		   }else{ 
				baseURL = url;
		   }
		   
		   var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
		   var urlType = baseURL.toLowerCase().match(urlString);
	
			if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp'){//code to show images
					
				TB_PrevCaption = "";
				TB_PrevURL = "";
				TB_PrevHTML = "";
				TB_NextCaption = "";
				TB_NextURL = "";
				TB_NextHTML = "";
				TB_imageCount = "";
				TB_FoundURL = false;
				if(imageGroup){
					TB_TempArray = $("a[@rel="+imageGroup+"]").get();
					for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML === "")); TB_Counter++) {
						var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
							if (!(TB_TempArray[TB_Counter].href == url)) {						
								if (TB_FoundURL) {
									TB_NextCaption = TB_TempArray[TB_Counter].title;
									TB_NextURL = TB_TempArray[TB_Counter].href;
									TB_NextHTML = "<span id='TB_next'>&nbsp;&nbsp;<a href='#'>Next &gt;</a></span>";
								} else {
									TB_PrevCaption = TB_TempArray[TB_Counter].title;
									TB_PrevURL = TB_TempArray[TB_Counter].href;
									TB_PrevHTML = "<span id='TB_prev'>&nbsp;&nbsp;<a href='#'>&lt; Prev</a></span>";
								}
							} else {
								TB_FoundURL = true;
								TB_imageCount = "Image " + (TB_Counter + 1) +" of "+ (TB_TempArray.length);											
							}
					}
				}
	
				imgPreloader = new Image();
				imgPreloader.onload = function(){		
				imgPreloader.onload = null;
					
				// Resizing large images - orginal by Christian Montoya edited by me.
				var pagesize = tb_getPageSize();
				var x = pagesize[0] - 150;
				var y = pagesize[1] - 150;
				var imageWidth = imgPreloader.width;
				var imageHeight = imgPreloader.height;
				if (imageWidth > x) {
					imageHeight = imageHeight * (x / imageWidth); 
					imageWidth = x; 
					if (imageHeight > y) { 
						imageWidth = imageWidth * (y / imageHeight); 
						imageHeight = y; 
					}
				} else if (imageHeight > y) { 
					imageWidth = imageWidth * (y / imageHeight); 
					imageHeight = y; 
					if (imageWidth > x) { 
						imageHeight = imageHeight * (x / imageWidth); 
						imageWidth = x;
					}
				}
				// End Resizing
				
				TB_WIDTH = imageWidth + 30;
				TB_HEIGHT = imageHeight + 60;
				$("#TB_window").append("<a href='' id='TB_ImageOff' title='Close'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a> or Esc Key</div>"); 		
				
				$("#TB_closeWindowButton").click(tb_remove);
				
				if (!(TB_PrevHTML === "")) {
					function goPrev(){
						if($(document).unbind("click",goPrev)){$(document).unbind("click",goPrev);}
						$("#TB_window").remove();
						$("body").append("<div id='TB_window'></div>");
						tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
						return false;	
					}
					$("#TB_prev").click(goPrev);
				}
				
				if (!(TB_NextHTML === "")) {		
					function goNext(){
						$("#TB_window").remove();
						$("body").append("<div id='TB_window'></div>");
						tb_show(TB_NextCaption, TB_NextURL, imageGroup);				
						return false;	
					}
					$("#TB_next").click(goNext);
					
				}
	
				document.onkeydown = function(e){ 	
					if (e == null) { // ie
						keycode = event.keyCode;
					} else { // mozilla
						keycode = e.which;
					}
					if(keycode == 27){ // close
						tb_remove();
					} else if(keycode == 190){ // display previous image
						if(!(TB_NextHTML == "")){
							document.onkeydown = "";
							goNext();
						}
					} else if(keycode == 188){ // display next image
						if(!(TB_PrevHTML == "")){
							document.onkeydown = "";
							goPrev();
						}
					}	
				};
				
				tb_position();
				$("#TB_load").remove();
				$("#TB_ImageOff").click(tb_remove);
				$("#TB_window").css({display:"block"}); //for safari using css instead of show
				};
				
				imgPreloader.src = url;
			}else{//code to show html
				
				var queryString = url.replace(/^[^\?]+\??/,'');
				var params = tb_parseQuery( queryString );
	
				TB_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no paramaters were added to URL
				TB_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no paramaters were added to URL
				ajaxContentW = TB_WIDTH - 30;
				ajaxContentH = TB_HEIGHT - 45;
				
				if(url.indexOf('TB_iframe') != -1){// either iframe or ajax window		
						urlNoQuery = url.split('TB_');
						$("#TB_iframeContent").remove();
						if(params['modal'] != "true"){//iframe no modal
							$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a> or Esc Key</div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' > </iframe>");
						}else{//iframe modal
						$("#TB_overlay").unbind();
							$("#TB_window").append("<iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;'> </iframe>");
						}
				}else{// not an iframe, ajax
						if($("#TB_window").css("display") != "block"){
							if(params['modal'] != "true"){//ajax no modal
							$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>close</a> or Esc Key</div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
							}else{//ajax modal
							$("#TB_overlay").unbind();
							$("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");	
							}
						}else{//this means the window is already up, we are just loading new content via ajax
							$("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
							$("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
							$("#TB_ajaxContent")[0].scrollTop = 0;
							$("#TB_ajaxWindowTitle").html(caption);
						}
				}
						
				$("#TB_closeWindowButton").click(tb_remove);
				
					if(url.indexOf('TB_inline') != -1){	
						$("#TB_ajaxContent").append($('#' + params['inlineId']).children());
						$("#TB_window").unload(function () {
							$('#' + params['inlineId']).append( $("#TB_ajaxContent").children() ); // move elements back when you're finished
						});
						tb_position();
						$("#TB_load").remove();
						$("#TB_window").css({display:"block"}); 
					}else if(url.indexOf('TB_iframe') != -1){
						tb_position();
						if($.browser.safari){//safari needs help because it will not fire iframe onload
							$("#TB_load").remove();
							$("#TB_window").css({display:"block"});
						}
					}else{
						$("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
							tb_position();
							$("#TB_load").remove();
							tb_init("#TB_ajaxContent a.thickbox");
							$("#TB_window").css({display:"block"});
						});
					}
				
			}
	
			if(!params['modal']){
				document.onkeyup = function(e){ 	
					if (e == null) { // ie
						keycode = event.keyCode;
					} else { // mozilla
						keycode = e.which;
					}
					if(keycode == 27){ // close
						tb_remove();
					}	
				};
			}
			
		} catch(e) {
			//nothing here
		}
	}
	
	//helper functions below
	function tb_showIframe(){
		$("#TB_load").remove();
		$("#TB_window").css({display:"block"});
	}
	
	function tb_remove() {
		$("#TB_imageOff").unbind("click");
		$("#TB_closeWindowButton").unbind("click");
		$("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').trigger("unload").unbind().remove();});
		$("#TB_load").remove();
		if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
			$("body","html").css({height: "auto", width: "auto"});
			$("html").css("overflow","");
		}
		document.onkeydown = "";
		document.onkeyup = "";
		return false;
	}
	
	function tb_position() {
	$("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
		if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // take away IE6
			$("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
		}
	}
	
	function tb_parseQuery ( query ) {
	   var Params = {};
	   if ( ! query ) {return Params;}// return empty object
	   var Pairs = query.split(/[;&]/);
	   for ( var i = 0; i < Pairs.length; i++ ) {
		  var KeyVal = Pairs[i].split('=');
		  if ( ! KeyVal || KeyVal.length != 2 ) {continue;}
		  var key = unescape( KeyVal[0] );
		  var val = unescape( KeyVal[1] );
		  val = val.replace(/\+/g, ' ');
		  Params[key] = val;
	   }
	   return Params;
	}
	
	function tb_getPageSize(){
		var de = document.documentElement;
		var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
		var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
		arrayPageSize = [w,h];
		return arrayPageSize;
	}
	
	function tb_detectMacXFF() {
	  var userAgent = navigator.userAgent.toLowerCase();
	  if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
		return true;
	  };
	};
})(jQuery);  